Finding the Fourth Proportional to 3,521,038.63, 4,858,765.50 and 2,144,229.79
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Solution
The fourth proportional to 3,521,038.63, 4,858,765.50 and 2,144,229.79 is: 2,958,874.02
Step by Step Solution
- Step 1: Write the proportion equation
3,521,038.63 : 4,858,765.50 = 2,144,229.79 : x - Step 2: Convert to fraction form
3,521,038.63/4,858,765.50 = 2,144,229.79/x - Step 3: Cross multiply
3,521,038.63x = 4,858,765.50 × 2,144,229.79 - Step 4: Simplify right side
3,521,038.63x = 10,418,309,727,724.25 - Step 5: Solve for x
x = 10,418,309,727,724.25/3,521,038.63 - Step 6: Final answer
x = 2,958,874.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.